Oval|Natural|GIA

0.31ct F I1 Oval Natural Diamond

F/I1 • GIA 1319486620

Certificate GIA 1319486620

Diamond specifications and retailer prices

From £230 GBP
$308 USD
As of October 31, 2026
Save £203 GBP (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £433 GBP at Yorxs · As of October 31, 2026
View at Yorxs

About this 0.31ct natural oval diamond

This 0.31ct natural oval sits in the sub-half-carat band, graded F colour (colourless) and I1 clarity (included) and certified by GIA 1319486620. Listed at 7 retailers as of October 31, 2026, with prices from £230 to £433, a £203 spread on the same certified stone. Yorxs lists it at £433. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.31
Carat
F
Colour
I1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1319486620
Dimensions5.74 × 3.81 × 2.27 mm
L/W Ratio1.51
Key to symbols
Feather, Twinning Wisp
Top View
5.74 mm3.81 mm0.31 ctF / I1
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1319486620
Side View
Table 60.0%CrownGirdlePavilionCulet: NoneDepth 59.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £256 GBP|Low: £230 GBP|High: £881 GBP|Avg: £371 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Yorxs
October 31, 2026
Retailer 4£230 GBP
Retailer 7£245 GBP
Retailer 2£248 GBP
Retailer 1£256 GBP
Retailer 6£296 GBP
Retailer 5£310 GBP
Retailer 8£351 GBP
Retailer 9£371 GBP
Yorxs£433 GBP
Retailer 3£881 GBP

11 data points across 10 retailers

7 retailers£230 GBP to £433 GBP

B+
Cheapest Retailer
-
£230 GBP
$308 USD
B+
Retailer 2
-
£248 GBP
$332 USD
View
B+
Retailer 3
-
£256 GBP
$343 USD
View
B
Retailer 4
-
£296 GBP
HK$3,100 HKD
View
B
Retailer 5
-
£310 GBP
$415 USD
View
Most Expensive
C
Yorxs
940647D54 · Oct 31
£433 GBP
€553 EUR
View
5 more retailers have this diamond
Prices start from £230 GBPSave up to £203 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
0.31ct Oval
£230 GBP